. but the treaty never really took effect as nara ##thi ##ha ##pate was assassinated in july 128 ##7 , and no authority who could honor the treaty emerged . the mongol command at yunnan now deemed the imperial order to withdraw void , and ordered an invasion of central burma . they may not have reached pagan , and even if they did , after having suffered heavy casualties , they returned to tag ##au ##ng . the pagan empire di ##sin ##te ##grate ##d and anarchy ensued . the mongols , who probably preferred the situation , did nothing to restore order in the next ten years . in march 129 ##7 , they accepted the voluntary submission of king ky ##aw ##sw ##a of pagan
. but the treaty never really took effect as narathihapate was assassinated in july 1287, and no authority who could honor the treaty emerged. the mongol command at yunnan now deemed the imperial order to withdraw void, and ordered an invasion of central burma. they may not have reached pagan, and even if they did, after having suffered heavy casualties, they returned to tagaung. the pagan empire disintegrated and anarchy ensued. the mongols, who probably preferred the situation, did nothing to restore order in the next ten years. in march 1297, they accepted the voluntary submission of king kyawswa of pagan